Owners Manual
Table Of Contents
- Dell Precision 7820 Tower Owner's Manual
- Chassis
- Working on your computer
- Removing and installing components
- Screw size list
- Recommended tools
- Power supply unit (PSU)
- Side cover
- Front bezel
- Hard Disk Drive bezel
- Hard disk drive assembly
- NVMe Flexbay
- Slim Optical Disk Drive
- Front input and output bezel
- 5.25 inch ODD bracket
- Front input and output panel
- Input and output panel bracket
- VROC module
- Intrusion switch
- Internal chassis speaker
- Air shroud
- Memory
- Graphical processing unit(GPU)
- Coin cell battery
- System fan
- Fan bracket
- PCIe holder
- Rear system fan
- Front system fan
- Processor heat sink module
- System board
- Technology and components
- System specifications
- System Setup
- Software
- Troubleshooting
- Contacting Dell
Table 8. Secure Boot (continued)
Option Description
Expert Key Management
Allows you to enable or disable Expert Key Management.
● Enable Custom Mode
This option is not set by default.
The Custom Mode Key Management options are:
● PK(Default)
● KEK
● db
● dbx
Performance
Table 9. Performance
Option Description
Multi Core Support
This field specifies whether the processor has one or all cores
enabled. The performance of some applications improves with
the additional cores.
● Active Processor Cores
Choose any number from 01–08:
NOTE: To enable Trusted Execution mode, all the cores
must be enabled.
Intel SpeedStep
Allows you to enable or disable the Intel SpeedStep mode of
processor.
● Enable Intel SpeedStep
This option is set by default.
C-States Control
Allows you to enable or disable the additional processor sleep
states.
● C states
This option is set by default.
Cache Prefetch
Allows you to turn on the MLC streamer prefetcher and MLC
spatial prefetcher.
The options are:
● Hardware Prefetcher
● Adjacent Cache Prefetch
All the options are set by default.
Intel TurboBoost
Allows you to enable or disable the Intel TurboBoost mode of
the processor.
● Enable Intel TurboBoost
This option is set by default.
Hyper-Thread Control
Allows you to enable or disable the HyperThreading in the
processor.
● Disabled
● Enabled—Default
110 System Setup